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Re: bells, buzzers, and whistles
Maybe a piezo buzzer? Could control it using a relay off of a DIO or relay port, or could probably use a solenoid port directly.
http://www.radioshack.com/product/in...ductId=2062395 (I think this one is a buzzer; have to make sure that it has the tone generator circuit and isn't just the piezo element by itself)
--Ryan
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